CN101826785B - Linear actuator - Google Patents
Linear actuator Download PDFInfo
- Publication number
- CN101826785B CN101826785B CN201010118914XA CN201010118914A CN101826785B CN 101826785 B CN101826785 B CN 101826785B CN 201010118914X A CN201010118914X A CN 201010118914XA CN 201010118914 A CN201010118914 A CN 201010118914A CN 101826785 B CN101826785 B CN 101826785B
- Authority
- CN
- China
- Prior art keywords
- linear actuators
- flange
- curved tongue
- housing
- tongue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/15—Mounting arrangements for bearing-shields or end plates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/06—Means for converting reciprocating motion into rotary motion or vice versa
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/145—Stator cores with salient poles having an annular coil, e.g. of the claw-pole type
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Bearings For Parts Moving Linearly (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention relates to a linear actuator, at least including a stator that is placed within a cartridge-like casing, a bearing ring with a bearing seat for mounting a rotor with an antifriction bearing, a spindle that on its drive side is together with the rotor designed as motion transformer to transform the rotary motion into a translatory motion and a flange that closes the casing on the output side of the linear actuator, the flange being equipped with an anti-rotation locking device for the spindle output side that penetrates the flange. According to the invention the cartridge-like casing is provided with several formed bending tongues, whereby in assembled condition first bending tongues engage with groove-like recesses of the bearing ring of the antifriction bearing and second bending tongues engage with groove-like recesses of the flange so that all components placed in the casing are tensioned against each other without further connection techniques being required.
Description
Technical field
The present invention relates to linear actuators; At least comprise stator, bearing pedestal, main shaft and flange; Said stator is arranged in the tubular shell; Said bearing pedestal is used to install the rotor with antifriction bearing, and said bearing pedestal is arranged on said stator back under confined state, and said main shaft is designed to movement transforming device together with said rotor and converts translational motion into rotatablely moving on its driving side; Said flange is closure casing on the outlet side of said linear actuators, and said flange is provided with the anti-rotation locking device of the main shaft outlet side that is used to pass flange.
Background technology
Usually, through the stator pack that is arranged in the housing is carried out Laser Welding or spot welding with the flange that is arranged on the outlet side of linear step motor, realize to linear actuators (especially linear step motor) axially or face side is closed and necessity of thrust supports.The instance of prior art is the motor of the 20DAM series made by DANAHER, the motor of the PFCL25/35 series of being made by NPM, and the motor of the LSP15/25/35 series of being made by NANOTEC.
For example other motor manufacturer of NMB (PL25), SAIA (UBL/ELD) or FDK (VLL30) are welded stator pack and flange connector through curved tongue.
Replace using curved tongue, HIS company adds the welding stator pack through choke material on housing, flange is installed on the stator pack of 20000 series motor.
The applicant's solution is known equally, and wherein, ball bearing is axially locked through ultrasonic bonding, and flange is attached on the stator through using curved tongue.Can also use spin friction welding (replacement ultrasonic bonding) to connect two plastic components.
HSI and MOONS select traditional solution that stator and flanged nut are received together, and the hybrid stepper motor with the manufacturing of square (square) design needs more installation space simultaneously.In the turn motor that NMB makes, stator pack also utilizes plastic material molded fixing through coating; In the applicant's motor, flange is attached on the stator through clenching (clinching).
The defective of above-mentioned method of attachment is, at first, is used to install the cost with high investment of the expensive production line with relevant manufacturing step.Secondly, be used for the anchor clamps of frequent Laser Welding, spot welding or the ultrasonic welding process that uses and the maintenance of machinery requirement very dense, under some environmental condition, be prone to break down in addition.
Summary of the invention
Problem of the present invention is to propose a kind of linear actuators, and it can be made with cost effective and efficient manner more, and various parts can be with cost effective and efficient manner, fixing efficiently particularly.
Linear actuators according to the present invention comprises at least one stator, bearing pedestal, main shaft and flange; Said stator is arranged in the tubular shell; Said bearing pedestal is used to install the rotor with antifriction bearing; Said bearing pedestal is positioned at said stator back under confined state; Said main shaft is designed to movement transforming device with said rotor and converts translational motion into rotatablely moving on its driving side, said flange is closure casing on the outlet side of said linear actuators, and said flange is provided with the anti-rotation locking device of the main shaft outlet side that is used to pass flange.According to the present invention; Tubular shell is provided with the curved tongue of a plurality of shapings; Under confined state; The first curved tongue engages with the groove shape recess of the bearing pedestal of antifriction bearing, and the second curved tongue engages with the groove shape recess of flange, makes all parts that are arranged in the housing need not tension relative to each other under the situation of other method of attachment.
Because two curved tongues according to the present invention are sealed, at first, stator pack is fixed through the bearing pedestal that under confined state, is positioned at stator pack antifriction bearing at the back, and the antifriction bearing that engages with bearing pedestal is maintained at and limits the position.Secondly, the direct holding flange of driving side through using main shaft is with indirect installation rotor, and the driving side of said main shaft effectively is connected on the armature nut.
With regard to the present invention, all mechanical connections are interpreted as method of attachment, and for example active force is sealed, shape is sealed or the sealed connection of material.According to instruction of the present invention, the method for attachment of unique needs is that the composite type active force between the single curved tongue of housing and the associated groove shape recess of treating fixed part is connected with shape is sealed.Remaining part is encapsulated in sandwich mode between the parts that will fix and through at least partly engaging of (preferably) adjacent component and is held in place.
Because the parts according to linear actuators of the present invention are installed along assembly direction after it partly is engaged with each other, must cause the curved tongue of shaping of tubular shell to engage with the groove shape recess (being positioned at diverse location) of bearer ring and flange.
Preferably, used antifriction bearing is the radial ball bearing that is used for the radial and axial active force of support rotor.
In first preferred embodiment of the present invention, the curved tongue of shaping extends to the strip fragment along the longitudinal axis direction of housing, and said fragment is respectively the surface formation of castellated building or outline through profile.Begin from tubular shell; During said housing is made; On a surface, preferably on surface, form castellated building or profile respectively corresponding to the outlet side of linear actuators, said castellated building or profile are included in the curved tongue of the strip that has otch between the said curved tongue.
In second preferred embodiment of the present invention, the curved tongue that is shaped is positioned on the peripheral edge surface of housing, and said curved tongue manufactures the fragment of said peripheral edge surface through ligule or hook-shaped incision.This is meant that tubular shell is equivalent to hollow cylinder basically, and hollow cylinder comprises milling or the material cut that otherwise obtains on its peripheral edge surface.
Also relevant with the present invention is that tubular shell can be provided with the curved tongue other formation or that be shaped that under confined state, distad stretches out from housing, is used to receive or catch the parts that are arranged on the linear actuators outside, for example transducer or other bearing.Said parts can be attached at peripheral edge surface place or tubular shell and outlet side facing surfaces place.
According to passing through attached parts and the position of said parts in housing of its groove shape recess, each in the curved tongue of housing has different length, width and physical dimension.
In fact, the curved tongue of four first weak points is set with the fixing bearing pedestal of antifriction bearing, the curved tongue of four second length is set simultaneously with holding flange, distribute from the best use of power and consider that said curved tongue is evenly distributed on the periphery, short curved tongue is bent the tongue arranged alternate with length.The first short curved tongue can also be designed to narrow, because they are just in order to guarantee nearer parts, promptly the bearing pedestal of antifriction bearing is attached.On the contrary, the curved tongue that long and broad are set is a flange with the attached more parts of distant positions that are in here.
Sealed in order to realize shape and active force, curved tongue bending, upset, distortion or the otherwise distortion of the housing that engages with groove shape recess.Therefore, the bending and the tensioning of the curved tongue of parts through being arranged in associated groove shape recess are installed.
In the present invention particularly advantageous embodiments, the spring element of ring-type is arranged between the anti-rotation locking device of antifriction bearing and flange, so that during linear actuator assemblies, produce additional preloading.
As stated, utilize the flange sealing with the outlet side corresponding shell face side of linear actuators.But on the surface of shell relative with outlet side, the lid with the plain bearing housing that is used for rotor is set, said lid inserts in the tubular shell in linear actuator assemblies process.
In order to ensure having only very little coaxiality deviation between stator and the rotor, the high motor performance that it relates to narrow gap and causes thus advantageously is installed in stator pack on the axle.Therefore, the internal diameter of the plain bearing housing in the lid, stator pack and the antifriction bearing seat in the bearer ring are concentrically with respect to one another.Subsequently, four short and narrow curved tongues of tubular shell are bent in the groove shape recess of the bearer ring with bearing pedestal, thereby produce compact stator.
Utilize diameter to pass through the ball bearing that design realizes plain bearing housing lid N＜diameter of stator bore
＜bearing pedestal external diameter
than
; Stator be might at first make, whole rotor and flange assembled subsequently with anti-rotation locking device.
Remarkable advantage and characteristic that the present invention is superior to prior art mainly are:
Sealed based on (two) of the associated groove shape recess of tubular shell and selected parts curved tongue, owing to only use method of attachment, the device of making linear actuators in the workshop can design simply especially and durable;
Because curved tongue is set to the fragment of tubular shell, the curved sealed fixture that need not add of tongue or assembling servicing unit;
The production line that is used to make the simplicity of design of the tubular shell with curved tongue has reduced attended operation consuming time and maintenance period; With
Need the personnel of this machine (being used to make the tubular shell that has curved tongue according to of the present invention) simple in structure of small number of operations to reduce percent defective, improved operating reliability.
Description of drawings
Combine that accompanying drawing reads over that the present invention is preferred, during the following detailed description of unrestriced exemplary embodiment, target of the present invention and advantage will become obviously, wherein accompanying drawing has shown:
Fig. 1 has shown the decomposition view of the stator side of the linear actuators with housing, stator and bearer ring;
Fig. 2 has shown the assembling stator side of the linear actuators with rotor and flange and the decomposition view of rotor-side;
Fig. 3 has shown the perspective view of complete linear actuators.
Embodiment
Fig. 1 shown have housing 2, the decomposition view of the stator side of the linear actuators 1 of stator 3 and bearer ring 4.Tubular shell 2 according to the present invention comprises the first surface side, has the lid 13 of plain bearing housing in the setting of first surface side.Said plain bearing housing supports the sliding bearing 14 (as shown in Figure 2) of the rotor 5 on the first surface that is positioned at rotor 5.Along assembly direction, comprise that the stator pack (stator packet) or the stator 3 of four stator pieces and two stator coils correspondingly is arranged on the lid 13.Under confined state, after stator 3, arrange bearer ring 4 with bearing pedestal, said bearing pedestal is used to receive the rotor 5 with antifriction bearing 6.Tubular shell 2 comprises eight curved tongues 10.1,10.2 that are shaped, and they all extend with strip fragment (strip-like segments) along the longitudinal axis direction of housing 2.Said strip fragment forms through the profile shape surface that is shaped as castellated building or outline (silhouette) respectively.The bearing pedestal 4 of the curved tongue 10.1 of four first weak points with the antifriction bearing 6 of fixed rotor 5 is set, the curved tongue 10.2 of four second length is set with fixing flange 9 shown in Figure 2.Consider that from the distribution of the best use of power whole eight curved tongues 10.1,10.2 are evenly distributed on the common periphery, short curved tongue 10.1 and curved tongue 10.2 arranged alternate of length.Bearer ring 4 with bearing pedestal that the antifriction bearing 6 for rotor 5 is provided with comprises four groove shape recesses 11 that are evenly distributed on the periphery, and each recess is corresponding to one of four of tubular shell 2 short and narrow curved tongues 10.1.Sealed in order to realize shape and active force, curved tongue 10.1 distortion of four weak points of the housing 2 that engages with the groove shape recess 11 of bearer ring 4.Like this, accurately define the position of stator 3 in housing 2 and position with bearer ring 4 of bearing pedestal.Fig. 2 has shown the stator side of assembling fully of linear actuators 1.
Fig. 2 has shown the complete assembling stator side of the linear actuators 1 with rotor 5 and flange 9 and the decomposition view of unassembled rotor-side.In the zone of first surface, rotor 5 has sliding bearing 14, and said sliding bearing supports under confined state on the plain bearing housing of lid 13 (as shown in Figure 1).The opposite side of rotor 5 comprises the antifriction bearing 6 that is set at radial ball bearing, and said antifriction bearing 6 is provided with and supports on it with bearing pedestal 4 complementations of bearer ring.In addition, rotor 5 is provided with the nut (only illustrating) as a movement transforming device part, and said movement transforming device (for example, spindle/nut system) is set at and converts translational motion with rotatablely moving into.The driving side 7.1 (being designed with screw thread) and the nut engages of main shaft 7, main shaft 7 is shown as its driving side 7.2 and passes flange 9.Flange 9 comprises the bayonet socket ring and the anti-rotation locking device (only illustrating) that is used for main shaft in the left side (from the observer) that is arranged in flange 9 again.The bayonet socket ring comprises four groove shape recesses 11, and it is evenly distributed on the periphery, and the curved tongue 10.2 of length of four broads that is in the tubular shell 2 under the confined state according to Fig. 3 is through shape and active force is sealed engages.
In Fig. 3, shown the perspective view of complete linear actuators 1.As shown in the figure; When in the zone of four groove shape recesses 11 at its bayonet socket ring of four of tubular shell 2 long and wide curved tongues 10.2 and flange 9 through shape with active force is sealed when engaging, four weak points and narrow curved tongue 10.1 engage with four associated groove shape recesses 11 of bearer ring 4.Through using two curved tongues according to the present invention sealed, the accurately size of qualification is strained and relative to each other be arranged to all critical pieces 3,4,5,7 and 9 of linear actuators 1 relative to each other in housing 2.Except curved tongue 10 according to the present invention, no longer need other method of attachment, thereby linear actuators 1 is compared with the linear actuators of prior art more easily to be made, cost is lower.
Obviously, under the situation of the invention mode that does not break away from the applicant, replace 2 to take advantage of 4 curved tongues 10.1,10.2, can also be provided with 2 and only take advantage of 3 curved tongues 10.1,10.2 and relevant groove shape recess 11, they are arranged as into 120 ° angle each other.
Term
1 linear actuators
2 housings
3 stators
4 have the bearer ring of bearing pedestal
5 rotors
6 antifriction bearings
7 main shafts
7.1 driving side
7.2 outlet side
The driving side of 8 linear actuators
9 have the flange of anti-rotation locking device
10 curved tongues
10.1 the first curved tongue
10.2 the second curved tongue
11 groove shape recesses
12 castellated building, or outline
13 lids
14 sliding bearings
Claims (10)
1. a linear actuators (1), this linear actuators comprises stator (3), bearer ring (4), main shaft (7) and flange (9) at least, said stator is arranged in the tubular shell (2); Said bearer ring in the confined state lower edge assembly direction see and be positioned at said stator (3) at the back, said bearer ring has the bearing pedestal that is used for installing the rotor (5) that has antifriction bearing (6), said main shaft is gone up at its driving side (7.1) and is set to movement transforming device together with said rotor (5) and converts translational motion into rotatablely moving; Said flange is gone up closure casing (2) at the outlet side (8) of said linear actuators (1), and said flange (9) is provided with the anti-rotation locking device of the main shaft outlet side (7.2) that is used to pass flange (9), it is characterized in that; Said tubular shell (2) is provided with the curved tongue (10.1 of a plurality of shapings; 10.2), wherein, under confined state; The first curved tongue (10.1) engages with the groove shape recess (11) of the bearer ring (4) of antifriction bearing (6); The second curved tongue (10.2) engages with the groove shape recess (11) of flange (9), feasible all parts (3,4 that are arranged in housing (2); 5,7 and 9) need not tension relative to each other under the situation of other method of attachment.
2. linear actuators as claimed in claim 1 (1); It is characterized in that; The longitudinal axis direction of bending tongue (10.1,10.2) the said housing in edge (2) that is shaped extends to the strip fragment, thereby is that castellated is built or the surface of outline shape forms said strip fragment by profile respectively.
3. linear actuators as claimed in claim 1 (1) is characterized in that, the curved tongue (10) that is shaped is positioned on the peripheral edge surface of said housing (2), and tongue (10) manufactures said peripheral edge surface through ligulate or hook incision fragment is bent in said shaping.
4. linear actuators as claimed in claim 1 (1); It is characterized in that; Said tubular shell (2) is provided with the curved tongue (10) of other formation or shaping, and this curved tongue distad extends from housing (2) under confined state, so that receive or be fixed in the parts of said linear actuators (1) outside.
5. linear actuators as claimed in claim 4 (1) is characterized in that, the said parts (1) that are positioned at said linear actuators outside are transducers.
6. linear actuators as claimed in claim 1 (1) is characterized in that, according to wanting attached parts (4,9) and position thereof, each in the curved tongue (10.1,10.2) of housing (2) has different length and width.
7. linear actuators as claimed in claim 1 (1); It is characterized in that; The first curved tongue (10.1) of four weak points is set for the bearer ring (4) of the bearing pedestal that fixedly has antifriction bearing (6), four second long curved tongues (10.2) are set for holding flange (9), the consideration that the first curved tongue of said four weak points and said four second long curved tongues distribute from the best use of power and being evenly distributed on the periphery; First short simultaneously curved tongue and second long curved tongue (10.1, the 10.2) arranged alternate.
8. linear actuators as claimed in claim 1 (1) is characterized in that, and is sealed in order to realize shape and active force, the curved tongue (10.1,10.2) that engages with groove shape recess (11) bending of housing (2), upset, distortion.
9. linear actuators as claimed in claim 1 (1) is characterized in that, between the anti-rotation locking device of antifriction bearing (6) and flange (9), the ring-spring element is set, so that produce additional preloading between erecting stage at linear actuators (1).
10. linear actuators as claimed in claim 1 (1); It is characterized in that; Linear actuators (1) with outlet side facing surfaces (8) on; Setting has the lid (13) of the plain bearing housing that is used for rotor (5), and said lid (13) inserts in the assembling process of linear actuators (1) in the tubular shell (2).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009010085.7 | 2009-02-24 | ||
| DE102009010085A DE102009010085B3 (en) | 2009-02-24 | 2009-02-24 | A linear actuator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101826785A CN101826785A (en) | 2010-09-08 |
| CN101826785B true CN101826785B (en) | 2012-11-28 |
Family
ID=42124426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010118914XA Active CN101826785B (en) | 2009-02-24 | 2010-02-23 | Linear actuator |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8227949B2 (en) |
| EP (1) | EP2221948B1 (en) |
| CN (1) | CN101826785B (en) |
| DE (1) | DE102009010085B3 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101939470B1 (en) | 2017-06-23 | 2019-01-17 | (주)타마스 | Motor for Electric Brake System of Vehicle |
| KR102411378B1 (en) | 2015-09-18 | 2022-06-22 | 엘지이노텍 주식회사 | Motor and Brake apparatus having the same |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101028247B1 (en) * | 2008-10-14 | 2011-04-11 | 엘지이노텍 주식회사 | Step actuator |
| DE102012208448A1 (en) * | 2012-05-21 | 2013-11-21 | Kuka Roboter Gmbh | Industrial robot with drives in a base housing |
| DE102016222815A1 (en) * | 2016-11-18 | 2018-05-24 | Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg | transmission operator |
| DE102017102629B4 (en) * | 2017-02-09 | 2022-12-29 | Johnson Electric Germany GmbH & Co. KG | Stator for a linear stepping motor and method for its manufacture |
| KR101939469B1 (en) * | 2017-06-23 | 2019-01-17 | (주)타마스 | Motor for Electric Brake System of Vehicle |
| DE102018133271A1 (en) * | 2018-12-20 | 2020-06-25 | Fte Automotive Gmbh | Electromechanical parking lock actuator |
| KR102351793B1 (en) * | 2020-04-29 | 2022-01-17 | 엘지전자 주식회사 | Electric motor assembly and hair dryer having the same |
| DE102022107262A1 (en) | 2022-03-28 | 2023-09-28 | Schaeffler Technologies AG & Co. KG | Adjustable stator fastening for expansion valves, expansion valve with coupling point that can be used in different angular positions, valve housing with expansion valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358341A (en) * | 1989-10-19 | 1994-10-25 | General Electric Company | Structured product dynamoelectric machine |
| CN1339092A (en) * | 1999-01-27 | 2002-03-06 | Skf工程研究中心公司 | Compact actuator |
| CN1486528A (en) * | 2001-11-22 | 2004-03-31 | ���µ�����ҵ��ʽ���� | Vibrating linear actuator |
| CN2829201Y (en) * | 2005-10-18 | 2006-10-18 | 上海行健信息科技有限公司 | Embedded paster vibrator fixed by two-side |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2230707A1 (en) * | 1972-06-23 | 1974-01-10 | Adolf Schindling Gmbh | SMALL ENGINE |
| DE19807147A1 (en) * | 1998-02-20 | 1999-08-26 | Pierburg Ag | Linear adjuster for open and closed loop control applications |
| DE19823177A1 (en) * | 1998-05-23 | 1999-11-25 | Bosch Gmbh Robert | Connecting arrangement for casing and cover of electric motor |
| GB0104212D0 (en) * | 2001-02-21 | 2001-04-11 | Johnson Electric Sa | Motor casing |
| GB0130147D0 (en) * | 2001-12-18 | 2002-02-06 | Johnson Electric Sa | Electric motor |
| DE10332389B4 (en) * | 2003-07-11 | 2006-05-24 | Saia-Burgess Dresden Gmbh | linear actuator |
| DE10340943A1 (en) * | 2003-09-05 | 2005-03-31 | Robert Bosch Gmbh | Electric machine with permanent magnet poles |
| JP4303162B2 (en) * | 2004-05-25 | 2009-07-29 | ミネベア株式会社 | Actuator |
| GB0509982D0 (en) * | 2005-05-17 | 2005-06-22 | Johnson Electric Sa | Electric motor |
-
2009
- 2009-02-24 DE DE102009010085A patent/DE102009010085B3/en not_active Expired - Fee Related
-
2010
- 2010-02-09 US US12/702,423 patent/US8227949B2/en active Active
- 2010-02-15 EP EP10001508.0A patent/EP2221948B1/en active Active
- 2010-02-23 CN CN201010118914XA patent/CN101826785B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358341A (en) * | 1989-10-19 | 1994-10-25 | General Electric Company | Structured product dynamoelectric machine |
| CN1339092A (en) * | 1999-01-27 | 2002-03-06 | Skf工程研究中心公司 | Compact actuator |
| CN1486528A (en) * | 2001-11-22 | 2004-03-31 | ���µ�����ҵ��ʽ���� | Vibrating linear actuator |
| CN2829201Y (en) * | 2005-10-18 | 2006-10-18 | 上海行健信息科技有限公司 | Embedded paster vibrator fixed by two-side |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102411378B1 (en) | 2015-09-18 | 2022-06-22 | 엘지이노텍 주식회사 | Motor and Brake apparatus having the same |
| KR101939470B1 (en) | 2017-06-23 | 2019-01-17 | (주)타마스 | Motor for Electric Brake System of Vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102009010085B3 (en) | 2010-07-01 |
| EP2221948B1 (en) | 2017-12-06 |
| EP2221948A3 (en) | 2017-03-29 |
| EP2221948A2 (en) | 2010-08-25 |
| US8227949B2 (en) | 2012-07-24 |
| US20100213776A1 (en) | 2010-08-26 |
| CN101826785A (en) | 2010-09-08 |
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